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28 lines
582 B
Go
28 lines
582 B
Go
//go:build !windows
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// +build !windows
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package daemon // import "github.com/docker/docker/daemon"
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import (
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"os"
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"os/signal"
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"github.com/docker/docker/pkg/stack"
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"github.com/sirupsen/logrus"
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"golang.org/x/sys/unix"
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)
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func (daemon *Daemon) setupDumpStackTrap(root string) {
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c := make(chan os.Signal, 1)
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signal.Notify(c, unix.SIGUSR1)
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go func() {
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for range c {
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path, err := stack.DumpToFile(root)
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if err != nil {
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logrus.WithError(err).Error("failed to write goroutines dump")
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} else {
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logrus.Infof("goroutine stacks written to %s", path)
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}
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}
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}()
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}
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